Finding the Fourth Proportional to 3,021,768.06, 4,532,652.09 and 999,468.60
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Solution
The fourth proportional to 3,021,768.06, 4,532,652.09 and 999,468.60 is: 1,499,202.90
Step by Step Solution
- Step 1: Write the proportion equation
3,021,768.06 : 4,532,652.09 = 999,468.60 : x - Step 2: Convert to fraction form
3,021,768.06/4,532,652.09 = 999,468.60/x - Step 3: Cross multiply
3,021,768.06x = 4,532,652.09 × 999,468.60 - Step 4: Simplify right side
3,021,768.06x = 4,530,243,438,679.37 - Step 5: Solve for x
x = 4,530,243,438,679.37/3,021,768.06 - Step 6: Final answer
x = 1,499,202.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.